Fuzz introspector
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues
Report generation date: 2025-12-04

Project overview: curl

Project functions overview

The following table shows data about each function in the project. The functions included in this table correspond to all functions that exist in the executables of the fuzzers. As such, there may be functions that are from third-party libraries.

For further technical details on the meaning of columns in the below table, please see the Glossary .

Func name Functions filename Args Function call depth Reached by Fuzzers Runtime reached by Fuzzers Combined reached by Fuzzers Fuzzers runtime hit Func lines hit % I Count BB Count Cyclomatic complexity Functions reached Reached by functions Accumulated cyclomatic complexity Undiscovered complexity

Fuzzer details

Fuzzer: fuzz_url

Call tree

The calltree shows the control flow of the fuzzer. This is overlaid with coverage information to display how much of the potential code a fuzzer can reach is in fact covered at runtime. In the following there is a link to a detailed calltree visualisation as well as a bitmap showing a high-level view of the calltree. For further information about these topics please see the glossary for full calltree and calltree overview

Call tree overview bitmap:

The distribution of callsites in terms of coloring is
Color Runtime hitcount Callsite count Percentage
red 0 220 61.1%
gold [1:9] 2 0.55%
yellow [10:29] 1 0.27%
greenyellow [30:49] 1 0.27%
lawngreen 50+ 136 37.7%
All colors 360 100

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
40 292 curl_url_cleanup call site: 00292 hostname_check
29 261 Curl_urldecode call site: 00261 checkurl
25 130 formatf call site: 00130 out_double
13 235 curlx_dyn_addn call site: 00235 curl_maprintf
12 89 dollarstring call site: 00089 dollarstring
12 170 curl_url_set call site: 00170 curl_url_set
11 17 free_urlhandle call site: 00017 Curl_safefree
11 220 dyn_nappend call site: 00220 curl_easy_escape
9 184 urlget_url call site: 00184 curlx_dyn_addf
9 339 ipv6_parse call site: 00339 inet_pton6
8 119 out_number call site: 00119 OUTCHAR
6 62 Curl_get_scheme_handler call site: 00062 set_url_port

Runtime coverage analysis

Covered functions
60
Functions that are reachable but not covered
87
Reachable functions
139
Percentage of reachable functions covered
37.41%
NB: The sum of covered functions and functions that are reachable but not covered need not be equal to Reachable functions . This is because the reachability analysis is an approximation and thus at runtime some functions may be covered that are not included in the reachability analysis. This is a limitation of our static analysis capabilities.
Function name source code lines source lines hit percentage hit

Files reached

filename functions hit
curl_fuzzer/fuzz_url.cc 7
curl/lib/urlapi.c 53
curl/lib/url.c 5
curl/lib/strequal.c 3
curl/lib/curlx/strparse.c 4
curl/lib/mprintf.c 28
curl/lib/curlx/dynbuf.c 14
curl/tests/libtest/lib1560.c 9
curl/lib/escape.c 13
curl/lib/strdup.c 3
curl/lib/curlx/inet_pton.c 7

Fuzzer: curl_fuzzer

Call tree

The calltree shows the control flow of the fuzzer. This is overlaid with coverage information to display how much of the potential code a fuzzer can reach is in fact covered at runtime. In the following there is a link to a detailed calltree visualisation as well as a bitmap showing a high-level view of the calltree. For further information about these topics please see the glossary for full calltree and calltree overview

Call tree overview bitmap:

The distribution of callsites in terms of coloring is
Color Runtime hitcount Callsite count Percentage
red 0 6228 92.3%
gold [1:9] 9 0.13%
yellow [10:29] 23 0.34%
greenyellow [30:49] 1 0.01%
lawngreen 50+ 484 7.17%
All colors 6745 100

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
2511 4207 curlx_str_word call site: 04207 curl_multi_perform
1276 2930 Curl_setstropt call site: 02930 state_connect
315 1414 Curl_llist_append call site: 01414 Curl_close
313 1097 curl_mvaprintf call site: 01097 Curl_cshutdn_add
232 1732 curlx_dyn_reset call site: 01732 Curl_req_done
212 293 FormAdd call site: 00293 free_chain
137 842 Curl_llist_insert_next call site: 00842 Curl_cshutdn_terminate
120 507 LLVMFuzzerTestOneInput call site: 00507 fuzz_handle_transfer
109 2818 curlx_str_until call site: 02818 dnscache_add_addr
104 2372 Curl_close call site: 02372 curl_multi_perform
91 747 Curl_node_next call site: 00747 cshutdn_run_once
72 1965 Curl_netrc_cleanup call site: 01965 Curl_conn_terminate

Runtime coverage analysis

Covered functions
1610
Functions that are reachable but not covered
985
Reachable functions
1168
Percentage of reachable functions covered
15.67%
NB: The sum of covered functions and functions that are reachable but not covered need not be equal to Reachable functions . This is because the reachability analysis is an approximation and thus at runtime some functions may be covered that are not included in the reachability analysis. This is a limitation of our static analysis capabilities.
Warning: The number of covered functions are larger than the number of reachable functions. This means that there are more functions covered at runtime than are extracted using static analysis. This is likely a result of the static analysis component failing to extract the right call graph or the coverage runtime being compiled with sanitizers in code that the static analysis has not analysed. This can happen if lto/gold is not used in all places that coverage instrumentation is used.
Function name source code lines source lines hit percentage hit

Files reached

filename functions hit
curl_fuzzer/curl_fuzzer.cc 45
curl/lib/easy.c 23
curl/lib/mprintf.c 28
curl/lib/curlx/strparse.c 15
curl/lib/url.c 155
curl/lib/hash.c 17
curl/lib/curlx/dynbuf.c 16
curl/lib/request.c 41
curl/lib/getinfo.c 3
curl/lib/netrc.c 2
curl/lib/mime.c 18
curl/lib/setopt.c 5
curl_fuzzer/curl_fuzzer_tlv.cc 26
curl/lib/slist.c 8
curl/lib/rand.c 17
curl/lib/curlx/timeval.c 3
curl/lib/strdup.c 3
curl/lib/formdata.c 21
curl/lib/strequal.c 3
curl/lib/multi.c 210
curl/lib/hostip.c 79
curl/lib/multi_ntfy.c 12
curl/lib/uint-bset.c 8
curl/lib/multi_ev.c 47
curl/lib/uint-table.c 10
curl/lib/curl_addrinfo.c 8
curl/lib/httpsrr.c 1
curl/lib/cshutdn.c 55
curl/lib/conncache.c 61
curl/lib/vtls/vtls_scache.c 8
curl/lib/sigpipe.h 4
curl/lib/llist.c 7
curl/lib/uint-spbset.c 8
curl/lib/connect.c 19
curl/lib/progress.c 23
curl/tests/server/mqttd.c 6
curl/tests/server/util.c 12
curl/lib/curlx/strerr.c 13
curl/lib/curlx/winapi.c 4
curl/lib/cfilters.c 53
curl/lib/splay.c 3
curl/lib/content_encoding.c 15
curl/lib/select.c 26
curl/tests/unit/unit2600.c 5
curl/lib/asyn-thrdd.c 7
curl/lib/asyn-base.c 9
curl/lib/transfer.c 79
curltool_getparam.c 23
curltool_msgs.c 11
curlterminal.c 6
curl/lib/getenv.c 6
curl/lib/escape.c 13
curltool_paramhlp.c 10
curl/lib/curlx/fopen.c 3
curl/lib/ratelimit.c 4
curl/lib/http.c 137
curl/lib/bufq.c 22
curl/lib/idn.c 27
curl/lib/vtls/vtls.c 12
curl/lib/curlx/wait.c 5
curl/lib/cw-out.c 29
curl/lib/cw-pause.c 14
curl/lib/sendf.c 29
curl/lib/ws.c 46
curl/lib/curlx/warnless.c 3
curltool_progress.c 11
curl/lib/curl_trc.c 8
curl/lib/doh.c 6
curl/tests/libtest/cli_h2_pausing.c 3
curl/lib/ftplistparser.c 5
curl/docs/examples/hiperfifo.c 3
curl/lib/psl.c 9
curl/lib/urlapi.c 57
curl/lib/cookie.c 82
curl/lib/curl_fopen.c 19
curl/lib/rename.c 7
curl/lib/altsvc.c 38
curl/lib/parsedate.c 18
curl/lib/curlx/inet_pton.c 7
curl/lib/hsts.c 32
curl/lib/http_digest.c 6
curl/lib/vauth/digest_sspi.c 28
curl/lib/curl_get_line.c 8
curl/lib/strcase.c 2
curl/tests/libtest/lib1560.c 9
curl/lib/noproxy.c 16
curl/lib/file.c 2
curl/lib/cf-https-connect.c 18
curl/lib/vquic/vquic.c 1
curl/lib/cf-socket.c 6
curl/lib/gopher.c 2
curl/lib/vssh/libssh.c 162
curl/lib/vssh/libssh2.c 160
curl/lib/curlx/base64.c 7
curl/lib/vssh/vssh.c 19
curl/lib/smtp.c 59
curl/lib/pingpong.c 29
curl/lib/curl_sasl.c 52
curl/lib/bufref.c 6
curl/lib/vauth/cleartext.c 4
curl/lib/vauth/krb5_sspi.c 26
curl/lib/vauth/vauth.c 7
curl/lib/curl_sspi.c 11
curl/lib/vauth/gsasl.c 9
curl/lib/vauth/ntlm_sspi.c 26
curl/lib/vauth/oauth2.c 3
curl/lib/vauth/cram.c 9
curl/lib/hmac.c 2
curl/lib/strerror.c 7
curl/lib/vauth/spnego_sspi.c 24
curl/lib/http_negotiate.c 11
curl/lib/http_ntlm.c 11

Fuzzer: curl_fuzzer/fuzz_bufq.cc

Call tree

The calltree shows the control flow of the fuzzer. This is overlaid with coverage information to display how much of the potential code a fuzzer can reach is in fact covered at runtime. In the following there is a link to a detailed calltree visualisation as well as a bitmap showing a high-level view of the calltree. For further information about these topics please see the glossary for full calltree and calltree overview

Call tree overview bitmap:

The distribution of callsites in terms of coloring is
Color Runtime hitcount Callsite count Percentage
red 0 237 46.5%
gold [1:9] 63 12.3%
yellow [10:29] 7 1.37%
greenyellow [30:49] 5 0.98%
lawngreen 50+ 197 38.7%
All colors 509 100

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
16 0 EP call site: 00000 fuzz_handle_bufq
12 99 bufq_slurpn call site: 00099 Curl_bufq_pass
12 387 urlget_format call site: 00387 checkurl
12 432 curl_url_set call site: 00432 hostname_check
10 72 Curl_bufq_read call site: 00072 Curl_bufq_slurp
10 247 out_string call site: 00247 out_double
10 482 Curl_bufq_skip call site: 00482 Curl_bufq_write
9 451 ipv6_parse call site: 00451 inet_pton6
8 59 chunk_peek_at call site: 00059 Curl_bufq_read
8 423 curlx_dyn_add call site: 00423 curlx_dyn_ptr
8 469 curl_url_set call site: 00469 curl_url_set
7 49 chunk_peek call site: 00049 Curl_bufq_peek_at

Runtime coverage analysis

Covered functions
5930
Functions that are reachable but not covered
24
Reachable functions
59
Percentage of reachable functions covered
59.32%
NB: The sum of covered functions and functions that are reachable but not covered need not be equal to Reachable functions . This is because the reachability analysis is an approximation and thus at runtime some functions may be covered that are not included in the reachability analysis. This is a limitation of our static analysis capabilities.
Warning: The number of covered functions are larger than the number of reachable functions. This means that there are more functions covered at runtime than are extracted using static analysis. This is likely a result of the static analysis component failing to extract the right call graph or the coverage runtime being compiled with sanitizers in code that the static analysis has not analysed. This can happen if lto/gold is not used in all places that coverage instrumentation is used.
Function name source code lines source lines hit percentage hit

Files reached

filename functions hit
curl_fuzzer/fuzz_bufq.cc 32
curl/lib/bufq.c 29
curl/docs/examples/htmltitle.cpp 1
curl/tests/libtest/lib1560.c 9
curl/lib/urlapi.c 53
curl/lib/url.c 5
curl/lib/strequal.c 3
curl/lib/curlx/strparse.c 4
curl/lib/mprintf.c 28
curl/lib/curlx/dynbuf.c 14
curl/lib/escape.c 13
curl/lib/strdup.c 3
curl/lib/curlx/inet_pton.c 7

Fuzzer: curl_fuzzer/fuzz_fnmatch.cc

Call tree

The calltree shows the control flow of the fuzzer. This is overlaid with coverage information to display how much of the potential code a fuzzer can reach is in fact covered at runtime. In the following there is a link to a detailed calltree visualisation as well as a bitmap showing a high-level view of the calltree. For further information about these topics please see the glossary for full calltree and calltree overview

Call tree overview bitmap:

The distribution of callsites in terms of coloring is
Color Runtime hitcount Callsite count Percentage
red 0 991 51.3%
gold [1:9] 283 14.6%
yellow [10:29] 11 0.56%
greenyellow [30:49] 1 0.05%
lawngreen 50+ 644 33.3%
All colors 1930 100

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
49 1095 Curl_uint32_spbset_clear call site: 01095 mev_forget_socket
37 625 curl_free call site: 00625 curl_mvsnprintf
26 123 Curl_conn_cf_cntrl call site: 00123 ws_enc_add_pending
24 1688 randit call site: 01688 curl_maprintf
23 475 curl_mvsnprintf call site: 00475 time2str
22 224 Curl_poll call site: 00224 Curl_senddata
20 1509 Curl_pollfds_init call site: 01509 Curl_cshutdn_add_pollfds
19 0 EP call site: 00000
19 569 xfer_send call site: 00569 trc_print_ids
19 1488 cshutdn_perform call site: 01488 Curl_cshutdn_terminate
16 94 cw_out_cb_write call site: 00094 Curl_xfer_pause_recv
16 1228 cshutdn_run_conn_handler call site: 01228 logmsg

Runtime coverage analysis

Covered functions
5930
Functions that are reachable but not covered
5
Reachable functions
7
Percentage of reachable functions covered
28.57%
NB: The sum of covered functions and functions that are reachable but not covered need not be equal to Reachable functions . This is because the reachability analysis is an approximation and thus at runtime some functions may be covered that are not included in the reachability analysis. This is a limitation of our static analysis capabilities.
Warning: The number of covered functions are larger than the number of reachable functions. This means that there are more functions covered at runtime than are extracted using static analysis. This is likely a result of the static analysis component failing to extract the right call graph or the coverage runtime being compiled with sanitizers in code that the static analysis has not analysed. This can happen if lto/gold is not used in all places that coverage instrumentation is used.
Function name source code lines source lines hit percentage hit

Files reached

filename functions hit
curl_fuzzer/fuzz_fnmatch.cc 6
curl/lib/curl_fnmatch.c 1
curl/tests/libtest/lib540.c 16
curl/lib/easy.c 17
curl/lib/sigpipe.h 4
curl/lib/url.c 46
curl/lib/multi.c 120
curl/lib/cw-out.c 29
curl/lib/cw-pause.c 14
curl/lib/sendf.c 10
curl/lib/bufq.c 18
curl/lib/curlx/dynbuf.c 16
curl/lib/transfer.c 16
curl/lib/ratelimit.c 4
curl/lib/curlx/timeval.c 3
curl/lib/cfilters.c 25
curl/lib/ws.c 29
curl/lib/curlx/warnless.c 3
curl/lib/curlx/strparse.c 4
curl/lib/connect.c 7
curl/lib/select.c 26
curl/lib/curlx/wait.c 5
curl/lib/conncache.c 39
curl/lib/hash.c 17
curl/lib/llist.c 7
curl/lib/uint-spbset.c 8
curl/lib/progress.c 15
curltool_progress.c 11
curl/lib/mprintf.c 28
curl/lib/uint-bset.c 5
curl/lib/uint-table.c 8
curl/lib/hostip.c 12
curl/lib/curl_addrinfo.c 1
curl/lib/httpsrr.c 1
curl/lib/request.c 31
curl/lib/curl_trc.c 8
curltool_getparam.c 23
curltool_msgs.c 11
curlterminal.c 6
curl/lib/getenv.c 6
curl/lib/escape.c 8
curltool_paramhlp.c 10
curl/lib/curlx/fopen.c 3
curl/lib/splay.c 3
curl/lib/content_encoding.c 4
curl/lib/doh.c 6
curl/tests/libtest/cli_h2_pausing.c 3
curl/lib/netrc.c 1
curl/lib/ftplistparser.c 4
curl/lib/multi_ev.c 46
curl/tests/unit/unit2600.c 5
curl/lib/asyn-thrdd.c 7
curl/lib/asyn-base.c 9
curl/lib/http.c 6
curl/lib/cshutdn.c 51
curl/tests/server/mqttd.c 6
curl/tests/server/util.c 12
curl/lib/curlx/strerr.c 13
curl/lib/curlx/winapi.c 4
curl/lib/idn.c 1
curl/lib/vtls/vtls.c 2
curl/docs/examples/hiperfifo.c 3
curl/lib/psl.c 2
curl/lib/vtls/vtls_scache.c 6
curl/lib/multi_ntfy.c 3
curl/lib/urlapi.c 2
curl/lib/cookie.c 26
curl/lib/curl_fopen.c 19
curl/lib/rand.c 17
curl/lib/rename.c 7
curl/lib/altsvc.c 15
curl/lib/parsedate.c 2
curl/lib/curlx/inet_pton.c 7
curl/lib/hsts.c 19
curl/lib/slist.c 2
curl/lib/http_digest.c 1
curl/lib/vauth/digest_sspi.c 2
curl/lib/mime.c 8

Fuzz engine guidance

This sections provides heuristics that can be used as input to a fuzz engine when running a given fuzz target. The current focus is on providing input that is usable by libFuzzer.

curl_fuzzer/fuzz_url.cc

Dictionary

Use this with the libFuzzer -dict=DICT.file flag


Fuzzer function priority

Use one of these functions as input to libfuzzer with flag: -focus_function name

-focus_function=['curl_url_cleanup', 'Curl_urldecode', 'formatf', 'curlx_dyn_addn', 'dollarstring', 'curl_url_set', 'free_urlhandle', 'dyn_nappend', 'urlget_url', 'ipv6_parse']

curl_fuzzer/curl_fuzzer.cc

Dictionary

Use this with the libFuzzer -dict=DICT.file flag


Fuzzer function priority

Use one of these functions as input to libfuzzer with flag: -focus_function name

-focus_function=['curlx_str_word', 'Curl_setstropt', 'Curl_llist_append', 'curl_mvaprintf', 'curlx_dyn_reset', 'FormAdd', 'Curl_llist_insert_next', 'LLVMFuzzerTestOneInput', 'curlx_str_until', 'Curl_close']

curl_fuzzer/fuzz_bufq.cc

Dictionary

Use this with the libFuzzer -dict=DICT.file flag


Fuzzer function priority

Use one of these functions as input to libfuzzer with flag: -focus_function name

-focus_function=['bufq_slurpn', 'urlget_format', 'curl_url_set', 'Curl_bufq_read', 'out_string', 'Curl_bufq_skip', 'ipv6_parse', 'chunk_peek_at', 'curlx_dyn_add']

curl_fuzzer/fuzz_fnmatch.cc

Dictionary

Use this with the libFuzzer -dict=DICT.file flag


Fuzzer function priority

Use one of these functions as input to libfuzzer with flag: -focus_function name

-focus_function=['Curl_uint32_spbset_clear', 'curl_free', 'Curl_conn_cf_cntrl', 'randit', 'curl_mvsnprintf', 'Curl_poll', 'Curl_pollfds_init', 'xfer_send', 'cshutdn_perform']

Runtime coverage analysis

This section shows analysis of runtime coverage data.

For futher technical details on how this section is generated, please see the Glossary .

Complex functions with low coverage

Func name Function total lines Lines covered at runtime percentage covered Reached by fuzzers
curl_dbg_log 33 7 21.21% ['curl_fuzzer', 'fuzz_url', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
curl_url_set 172 58 33.72% ['curl_fuzzer', 'fuzz_url', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
altsvc_add 47 15 31.91% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
replace_existing 64 9 14.06% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_fopen 51 16 31.37% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
global_init 52 23 44.23% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
FormAdd 273 65 23.80% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
FormAddCheck 65 32 49.23% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_hsts_save 48 26 54.16% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_llist_insert_next 33 17 51.51% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
setopt_slist 52 10 19.23% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
setopt_pointers 96 35 36.45% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
setopt_func 115 25 21.73% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
_dopr 322 113 35.09%
doapr_outch 36 12 33.33%
fmtstr 53 28 52.83%
OPENSSL_cpuid_setup 52 15 28.84%
OpenSSL_version 35 7 20.0%
DSO_load 43 18 41.86%
ENGINE_ctrl_cmd_string 58 27 46.55%
int_ctrl_helper 51 24 47.05%
dynamic_ctrl 72 34 47.22%
dynamic_load 74 19 25.67%
engine_add_dynamic_id 40 6 15.0%
ossl_engine_table_select 76 13 17.10%
EVP_EncryptUpdate 39 21 53.84%
evp_cipher_init_internal 263 62 23.57%
EVP_RAND_CTX_new 39 20 51.28%
CRYPTO_aligned_alloc 37 14 37.83%
OSSL_PARAM_get_int32 71 25 35.21%
OSSL_PARAM_set_int32 65 23 35.38%
OSSL_PARAM_get_uint32 74 25 33.78%
OSSL_PARAM_set_uint32 67 14 20.89%
OSSL_PARAM_get_int64 61 12 19.67%
OSSL_PARAM_set_uint64 73 25 34.24%
ossl_method_store_cache_set 53 29 54.71%
ossl_provider_new 73 32 43.83%
ossl_provider_query_operation 36 10 27.77%
ossl_cipher_generic_get_params 52 21 40.38%
ossl_cipher_generic_block_update 111 25 22.52%
ossl_cipher_generic_stream_update 37 10 27.02%
ossl_cipher_common_get_ctx_params 34 10 29.41%
cipher_generic_get_ctx_params_decoder 88 30 34.09%
ossl_prov_drbg_instantiate 100 48 48.0%
ossl_prov_drbg_generate 73 40 54.79%
ossl_drbg_get_ctx_params 36 15 41.66%
ossl_prov_drbg_reseed_unlocked 72 33 45.83%
drbg_ctr_get_ctx_params_decoder 260 77 29.61%
seed_src_get_ctx_params_decoder 50 23 46.0%
ossl_pool_acquire_entropy 62 23 37.09%
time_to_start_next 37 6 16.21% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cf_socket_send 52 21 40.38% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cf_socket_query 52 27 51.92% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_conn_connect 83 43 51.80% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_cpool_check_limits 76 14 18.42% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_cshutdn_setfds 31 3 9.677% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cshutdn_terminate_all 39 15 38.46% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cshutdn_perform 34 10 29.41% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cw_pause_flush 36 7 19.44% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_doh_is_resolved 63 33 52.38% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
doh2ai 68 14 20.58% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
show_resolve_info 49 9 18.36% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_hsts 36 15 41.66% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
hsts_pull 35 4 11.42% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_multi_pollset 92 33 35.86% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_update_timer 39 7 17.94% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
multi_xfers_add 35 14 40.0% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
multi_adjust_pollset 37 15 40.54% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
multi_runsingle 282 60 21.27% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
state_do 99 34 34.34% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
mev_assess 35 5 14.28% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_parsenetrc 39 8 20.51% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
parsenetrc 223 53 23.76% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
pgrsupdate 41 9 21.95% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
req_flush 46 9 19.56% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_pollset_change 64 30 46.87% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
curl_easy_strerror 183 11 6.010% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
curl_url_strerror 72 21 29.16% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
tftp_translate_code 41 7 17.07% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_pretransfer 116 7 6.034% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
uint32_spbset_get_chunk 32 10 31.25% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
parse_connect_to_slist 105 26 24.76% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
parse_connect_to_string 48 22 45.83% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
parse_connect_to_host_port 62 29 46.77% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
url_match_conn 36 6 16.66% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
url_match_connect_config 31 12 38.70% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
ossl_init_method 43 20 46.51% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
client_cert 131 34 25.95% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
ossl_init_session_and_alpns 71 25 35.21% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
SSL_ERROR_to_str 36 6 16.66% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
ossl_connect 63 33 52.38% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
ssl_cf_query 37 14 37.83% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cf_ssl_find_peer_by_key 50 18 36.0% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
iconveh_open 47 25 53.19%
mem_iconveh 58 24 41.37%
mem_cd_iconveh_internal 584 67 11.47%
mem_iconveha_notranslit 45 6 13.33%
u8_conv_from_encoding 59 10 16.94%
ossl_i2c_ASN1_BIT_STRING 54 24 44.44%
ASN1_mbstring_ncopy 145 61 42.06%
a2d_ASN1_OBJECT 125 67 53.6%
UTF8_getc 53 20 37.73%
UTF8_putc 44 9 20.45%
ASN1_get_object 52 27 51.92%
asn1_item_embed_d2i 239 127 53.13%
asn1_d2i_ex_primitive 100 50 50.0%
asn1_set_seq_out 49 16 32.65%
ossl_asn1_do_adb 33 8 24.24%
buffer_write 58 26 44.82%
buffer_ctrl 169 56 33.13%
BIO_gets 40 21 52.5%
file_ctrl 102 39 38.23%
mem_ctrl 94 48 51.06%
int_bn_mod_inverse 177 83 46.89%
bn_mul_fixed_top 92 49 53.26%
i2d_ECDSA_SIG 35 13 37.14%
ossl_ec_key_param_from_x509_algor 36 18 50.0%
ec_group_explicit_todata 109 29 26.60%
ossl_ec_key_new_method_int 48 20 41.66%
ossl_ec_group_new_ex 39 20 51.28%
EC_GROUP_copy 87 45 51.72%
EC_GROUP_set_generator 41 20 48.78%
ossl_ec_GFp_simple_oct2point 80 43 53.75%
ossl_ec_GFp_simple_is_on_curve 71 33 46.47%
ossl_ecx_key_new 36 15 41.66%
OSSL_DECODER_from_bio 57 19 33.33%
collect_decoder_keymgmt 47 24 51.06%
ossl_decoder_ctx_for_pkey_dup 74 40 54.05%
EVP_DigestUpdate 31 11 35.48%
EVP_DigestFinal_ex 43 20 46.51%
EVP_DigestFinalXOF 39 15 38.46%
evp_md_init_internal 152 57 37.5%
evp_pkey_get_legacy 33 7 21.21%
detect_foreign_key 32 13 40.62%
EVP_PKEY_generate 77 29 37.66%
gen_init 54 21 38.88%
evp_pkey_ctx_free_old_ops 31 10 32.25%
EVP_PKEY_CTX_set_params 43 15 34.88%
OBJ_create 38 18 47.36%
OBJ_add_sigid 46 18 39.13%
ossl_obj_find_sigid_algs 31 14 45.16%
wpacket_intern_close 50 22 44.0%
OSSL_PARAM_get_uint64 67 12 17.91%
PEM_X509_INFO_read_bio_ex 148 74 50.0%
PEM_do_header 46 13 28.26%
PEM_get_EVP_CIPHER_INFO 54 8 14.81%
pem_bytes_read_bio_flags 33 16 48.48%
sanitize_line 34 15 44.11%
ossl_ifc_ffc_compute_security_bits 39 16 41.02%
rsa_new_intern 53 25 47.16%
X509_load_crl_file 55 29 52.72%
ossl_x509v3_cache_extensions 193 100 51.81%
X509_STORE_new 36 13 36.11%
x509_sig_info_init 61 33 54.09%
X509_VERIFY_PARAM_inherit 48 26 54.16%
ec_get_ecm_params 42 8 19.04%
ecx_get_params_decoder 132 67 50.75%
ecx_gen_set_params 43 19 44.18%
ecx_gen_set_params_decoder 40 16 40.0%
ecx_gen 57 25 43.85%
ml_kem_get_params 63 23 36.50%
ml_kem_get_params_decoder 160 69 43.12%
ml_kem_export 71 36 50.70%
export_sub_cb 34 14 41.17%
ml_kem_import_export_decoder 35 17 48.57%
rsa_get_params 37 20 54.05%
tls_get_more_records 283 115 40.63%
tls_set_options 43 21 48.83%
tls_int_new_record_layer 100 45 45.0%
tls_post_encryption_processing_default 47 17 36.17%
tls_retry_write_records 61 30 49.18%
tls_new_record_layer 37 19 51.35%
ssl3_read_bytes 297 129 43.43%
ssl3_ctrl 353 32 9.065%
ssl3_ctx_ctrl 219 35 15.98%
ssl_generate_pkey_group 32 16 50.0%
ssl3_dispatch_alert 60 32 53.33%
ssl_cert_dup 107 39 36.44%
ossl_ctrl_internal 98 12 12.24%
SSL_CTX_ctrl 110 27 24.54%
SSL_CTX_new_ex 164 86 52.43%
ossl_ssl_get_error 74 37 50.0%
ssl_do_config 65 21 32.30%
use_certificate_chain_file 95 31 32.63%
final_server_name 68 19 27.94%
tls_construct_ctos_session_ticket 32 4 12.5%
tls_construct_ctos_status_request 49 16 32.65%
tls_construct_ctos_early_data 122 23 18.85%
tls_construct_ctos_padding 37 19 51.35%
tls_construct_ctos_psk 115 14 12.17%
tls_parse_stoc_renegotiate 39 21 53.84%
tls_parse_stoc_sct 39 13 33.33%
tls_parse_stoc_alpn 64 19 29.68%
custom_ext_parse 32 10 31.25%
custom_ext_add 64 9 14.06%
ossl_statem_client_read_transition 151 19 12.58%
ossl_statem_client_write_transition 107 13 12.14%
ossl_statem_client_pre_work 41 12 29.26%
ossl_statem_client_post_work 83 13 15.66%
ossl_statem_client_construct_message 54 10 18.51%
ossl_statem_client_max_message_size 37 7 18.91%
ossl_statem_client_process_message 36 7 19.44%
tls_construct_client_hello 125 63 50.4%
tls_process_server_certificate 77 21 27.27%
set_client_ciphersuite 49 26 53.06%
ssl3_do_write 50 20 40.0%
tls_setup_handshake 78 23 29.48%
tls1_alert_code 74 20 27.02%
tls12_sigalg_allowed 46 20 43.47%
ssl_srp_ctx_init_intern 58 27 46.55%
fuzz_handle_transfer(fuzz_data*) 79 32 40.50%
on_resp_header 59 23 38.98% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_debug 44 3 6.818% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cw_out_do_write 35 16 45.71% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cw_out_cb_write 33 17 51.51% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cw_pause_write 51 21 41.17% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_getformdata 91 44 48.35% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_hsts_parse 75 25 33.33% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
http_target 85 45 52.94% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
on_header 135 65 48.14% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
add_last_chunk 40 10 25.0% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cr_mime_read 112 47 41.96% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_multi_xfer_buf_borrow 37 20 54.05% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
state_performing 97 45 46.39% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
cr_in_rewind 47 16 34.04% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_sendrecv 57 27 47.36% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_retry_request 41 14 34.14% ['curl_fuzzer', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
urlset_clear 45 15 33.33% ['curl_fuzzer', 'fuzz_url', '/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
Curl_auth_decode_digest_http_message 113 43 38.05% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
auth_create_digest_http_message 189 94 49.73% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
nghttp2_iv_check 40 17 42.5%
nghttp2_hd_deflate_hd_bufs 35 12 34.28%
nghttp2_strerror 92 12 13.04%
nghttp2_outbound_item_free 58 30 51.72%
nghttp2_session_add_rst_stream_continue 57 26 45.61%
nghttp2_session_on_request_headers_received 60 16 26.66%
nghttp2_session_update_local_settings 72 36 50.0%
nghttp2_session_pack_data 107 55 51.40%
nghttp2_session_set_stream_user_data 31 13 41.93%
nghttp2_session_mem_send_internal 213 111 52.11%
session_prep_frame 254 129 50.78%
SSL_CTX_use_certificate_file 44 16 36.36%
rtsp_filter_rtp 139 71 51.07% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
pkcs12load 92 18 19.56% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
ber_scanf 238 126 52.94%
ber_set_option 78 14 17.94%
ber_sockbuf_ctrl 60 26 43.33%
ldap_int_put_controls 36 11 30.55%
ldap_pvt_get_controls 67 9 13.43%
ldap_build_extended_req 33 16 48.48%
openldap_ldap_init_w_conf 42 14 33.33%
openldap_ldap_init_w_env 81 19 23.45%
ldap_get_option 268 22 8.208%
ldap_set_option 397 68 17.12%
ldap_send_server_request 129 63 48.83%
ldap_new_connection 155 20 12.90%
ldap_msgdelete 37 19 51.35%
ldap_build_bind_req 50 22 44.0%
ldap_build_search_req 70 32 45.71%
ldap_tavl_insert 106 39 36.79%
ldap_tavl_delete 176 65 36.93%
ldap_url_dup 60 30 50.0%
skip_url_prefix 42 20 47.61%
ftp_state_ul_setup 58 27 46.55% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
bnrand 61 25 40.98%
generate_key 95 46 48.42%
dh_new_intern 49 22 44.89%
EC_GROUP_new_from_params 180 26 14.44%
ossl_ec_wNAF_mul 258 25 9.689%
ossl_ec_GFp_nistp384_points_mul 148 69 46.62%
ossl_ec_GFp_nistp521_points_mul 153 69 45.09%
ossl_ec_GFp_simple_point_get_affine_coordinates 82 33 40.24%
ossl_ec_GFp_simple_cmp 74 13 17.56%
dh_gen 82 34 41.46%
ec_gen 45 24 53.33%
ec_gen_set_group_from_params 65 27 41.53%
Curl_auth_create_digest_md5_message 110 27 24.54% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
engineload 49 11 22.44%
imap_state_capability_resp 53 19 35.84% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']
OPENSSL_DIR_read 31 17 54.83%
file_set_ctx_params 50 9 18.0%
file_set_ctx_params_decoder 50 16 32.0%
Curl_multi_xfer_ulbuf_borrow 38 20 52.63% ['/src/curl_fuzzer/fuzz_fnmatch.cc', '/src/curl_fuzzer/fuzz_bufq.cc']

Files and Directories in report

This section shows which files and directories are considered in this report. The main reason for showing this is fuzz introspector may include more code in the reasoning than is desired. This section helps identify if too many files/directories are included, e.g. third party code, which may be irrelevant for the threat model. In the event too much is included, fuzz introspector supports a configuration file that can exclude data from the report. See the following link for more information on how to create a config file: link

Files in report

Source file Reached by Covered by
/src/curl/lib/psl.h [] []
/src/curl/lib/dict.c [] []
/src/curl/lib/vauth/cleartext.c ['curl_fuzzer'] []
/src/curl/lib/request.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/unit/unit1658.c [] []
/src/curl/tests/libtest/lib572.c [] []
/src/curl/tests/libtest/lib1564.c [] []
/src/curl/tests/libtest/lib1913.c [] []
/src/curl/lib/bufref.c ['curl_fuzzer'] []
/src/curl/tests/libtest/lib598.c [] []
/src/curl/docs/examples/synctime.c [] []
/src/curl/src/slist_wc.c [] []
/src/curl_fuzzer/curl_fuzzer_tlv.cc ['curl_fuzzer'] []
/src/curl/docs/examples/hsts-preload.c [] []
/src/curl/tests/libtest/lib1526.c [] []
/src/curl/lib/psl.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] []
/src/curl/tests/libtest/lib1598.c [] []
/src/curl/lib/curlx/multibyte.h [] []
/src/curl/lib/vtls/mbedtls_threadlock.h [] []
/src/curl/lib/progress.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/docs/examples/usercertinmem.c [] []
/src/curl/lib/curlx/fopen.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] []
/src/curl/tests/libtest/lib3208.c [] []
/src/curl/lib/gopher.c ['curl_fuzzer'] []
/src/curl/tests/libtest/lib1558.c [] []
/src/curl/docs/examples/block_ip.c [] []
/src/curl/tests/libtest/lib1550.c [] []
/src/curl/lib/vquic/vquic.c ['curl_fuzzer'] []
/src/curl/lib/vssh/libssh2.c ['curl_fuzzer'] []
/src/curl/tests/libtest/lib1552.c [] []
/src/curl/tests/libtest/lib3101.c [] []
/src/curl/lib/multi_ntfy.h [] []
/src/curl/tests/libtest/lib1511.c [] []
/src/curl/lib/vtls/vtls_scache.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/src/tool_getpass.c [] []
/src/curl/tests/libtest/lib1535.c [] []
/src/curl/tests/unit/unit1657.c [] []
/src/curl/tests/unit/unit1652.c [] []
/src/curl/lib/easy_lock.h [] []
/src/curl/tests/libtest/lib576.c [] []
/src/curl/lib/cf-socket.h [] []
/src/curl/lib/ws.h [] []
/src/curl/lib/mime.h [] []
/src/curl/tests/libtest/cli_hx_download.c [] []
/src/curl/tests/unit/unit1979.c [] []
/src/curl/tests/libtest/lib1565.c [] []
/src/curl/lib/openldap.c [] []
/src/curl/lib/multi.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/http_digest.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl_fuzzer/fuzz_fnmatch.cc ['curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib500.c [] []
/src/curl/tests/server/mqttd.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib1538.c [] []
/src/curl/lib/url.c ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc'] ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/src/tool_cfgable.h [] []
/src/curl/tests/libtest/lib1903.c [] []
/src/curl/src/tool_msgs.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] []
/src/curl/tests/libtest/lib574.c [] []
/src/curl/tests/libtest/lib1977.c [] []
/src/curl/tests/libtest/lib590.c [] []
/src/curl/tests/unit/unit1664.c [] []
/src/curl/tests/unit/unit2604.c [] []
/src/curl/lib/http2.c [] []
/src/curl/tests/libtest/lib537.c [] []
/src/curl/lib/pingpong.h [] []
/src/curl/lib/strcase.c ['curl_fuzzer'] ['curl_fuzzer']
/src/curl/tests/libtest/lib555.c [] []
/src/curl/lib/curl_threads.c [] []
/src/curl/tests/unit/unit1302.c [] []
/src/curl/tests/libtest/lib1972.c [] []
/src/curl/lib/cookie.h [] []
/src/curl/lib/curl_fnmatch.c ['curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/amigaos.h [] []
/src/curl/tests/libtest/lib2082.c [] []
/src/curl/lib/easy.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/setopt.c ['curl_fuzzer'] ['curl_fuzzer']
/src/curl/CMake/CurlTests.c [] []
/src/curl/src/tool_cfgable.c [] []
/src/curl/lib/uint-bset.h [] []
/src/curl/lib/mqtt.c [] []
/src/curl/tests/unit/unit1398.c [] []
/src/curl/lib/multi_ev.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib666.c [] []
/src/curl/lib/curlx/inet_pton.c ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc'] []
/src/curl/docs/examples/xmlstream.c [] []
/src/curl/lib/telnet.c [] []
/src/curl/tests/libtest/lib2301.c [] []
/src/curl/lib/sha256.c [] []
/src/curl/tests/libtest/lib1919.c [] []
/src/curl/docs/examples/sftpuploadresume.c [] []
/src/curl/tests/libtest/lib573.c [] []
/src/curl/include/curl/curlver.h [] []
/src/curl/tests/libtest/lib1956.c [] []
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/src/curl/tests/unit/unit2600.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] []
/src/curl/lib/escape.c ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc'] ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib1518.c [] []
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/src/curl/lib/uint-table.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
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/src/curl/src/tool_progress.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] []
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/src/curl/lib/transfer.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib539.c [] []
/src/curl/tests/libtest/lib1514.c [] []
/src/curl/lib/noproxy.c ['curl_fuzzer'] []
/src/curl/src/tool_setup.h [] []
/src/curl/tests/unit/unit1616.c [] []
/src/curl/src/tool_parsecfg.c [] []
/src/curl/lib/curlx/dynbuf.c ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc'] ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib591.c [] []
/src/curl/tests/libtest/cli_h2_serverpush.c [] []
/src/curl/tests/unit/unit1651.c [] []
/src/curl/lib/socketpair.c [] []
/src/curl/tests/libtest/lib1916.c [] []
/src/curl/lib/ws.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/unit/unit2602.c [] []
/src/curl/tests/unit/unit1300.c [] []
/src/curl/lib/socks.h [] []
/src/curl/tests/unit/unit1395.c [] []
/src/curl/tests/libtest/lib661.c [] []
/src/curl/lib/amigaos.c [] []
/src/curl/tests/libtest/lib1553.c [] []
/src/curl/docs/examples/shared-connection-cache.c [] []
/src/curl/lib/vauth/krb5_gssapi.c [] []
/src/curl/tests/libtest/lib1592.c [] []
/src/curl/lib/if2ip.h [] []
/src/curl/tests/libtest/lib554.c [] []
/src/curl/tests/libtest/lib1571.c [] []
/src/curl/lib/curl_trc.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/cf-ip-happy.c [] []
/src/curl/tests/libtest/lib1301.c [] []
/src/curl/tests/server/tftpd.c [] []
/src/curl/scripts/schemetable.c [] []
/src/curl/lib/curl_ctype.h [] []
/src/curl/tests/libtest/lib1958.c [] []
/src/curl/tests/libtest/lib1551.c [] []
/src/curl/packages/OS400/ccsidcurl.c [] []
/src/curl/tests/libtest/cli_ws_pingpong.c [] []
/src/curl/lib/rand.h [] []
/src/curl/tests/libtest/lib1549.c [] []
/src/curl/lib/mprintf.c ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc'] ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/unit/unit1650.c [] []
/src/curl/lib/vquic/curl_quiche.c [] []
/src/curl/tests/unit/unit3214.c [] []
/src/curl/tests/unit/unit1397.c [] []
/src/curl/tests/libtest/lib557.c [] []
/src/curl/lib/curl_memrchr.c [] []
/src/curl/tests/unit/unit1620.c [] []
/src/curl/lib/vtls/x509asn1.c [] []
/src/curl/src/tool_stderr.c [] []
/src/curl/docs/examples/progressfunc.c [] []
/src/curl/tests/libtest/lib1510.c [] []
/src/curl/lib/ftp.c [] []
/src/curl/tests/libtest/lib569.c [] []
/src/curl/tests/libtest/lib1947.c [] []
/src/curl_fuzzer/curl_fuzzer.cc ['curl_fuzzer'] ['curl_fuzzer']
/src/curl/tests/libtest/lib1918.c [] []
/src/curl/tests/libtest/lib1593.c [] []
/src/curl/tests/unit/unit1607.c [] []
/src/curl/lib/cw-pause.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib3105.c [] []
/src/curl/tests/libtest/lib3025.c [] []
/src/curl/tests/libtest/lib578.c [] []
/src/curl/tests/libtest/lib1915.c [] []
/src/curl/src/tool_cb_soc.c [] []
/src/curl/lib/curl_ntlm_core.h [] []
/src/curl/tests/libtest/lib547.c [] []
/src/curl/tests/libtest/lib1517.c [] []
/src/curl/tests/unit/unit1307.c [] []
/src/curl/tests/libtest/lib568.c [] []
/src/curl/lib/sigpipe.h ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/curl_sspi.c ['curl_fuzzer'] []
/src/curl/lib/http_negotiate.c ['curl_fuzzer'] []
/src/curl/tests/libtest/lib1523.c [] []
/src/curl/src/tool_libinfo.c [] []
/src/curl/lib/md5.c [] []
/src/curl/docs/examples/multi-uv.c [] []
/src/curl/docs/examples/sendrecv.c [] []
/src/curl/docs/examples/anyauthput.c [] []
/src/curl/tests/unit/unit1611.c [] []
/src/curl/lib/hash.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/vtls/cipher_suite.c [] []
/src/curl/tests/libtest/lib695.c [] []
/src/curl/lib/getinfo.c ['curl_fuzzer'] ['curl_fuzzer']
/src/curl/tests/libtest/lib503.c [] []
/src/curl/lib/cookie.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib508.c [] []
/src/curl/tests/unit/unit3213.c [] []
/src/curl/tests/unit/unit1606.c [] []
/src/curl/lib/vauth/spnego_gssapi.c [] []
/src/curl/tests/libtest/lib1907.c [] []
/src/curl/tests/unit/unit1399.c [] []
/src/curl/lib/curl_share.h [] []
/src/curl_fuzzer/curl_fuzzer_callback.cc [] []
/src/curl/src/tool_main.c [] []
/src/curl/tests/libtest/lib3100.c [] []
/src/curl/tests/unit/unit1309.c [] []
/src/curl/lib/multi_ntfy.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/docs/examples/cookie_interface.c [] []
/src/curl/lib/idn.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/curl_threads.h [] []
/src/curl/src/tool_filetime.c [] []
/src/curl/tests/libtest/lib1537.c [] []
/src/curl/lib/http_chunks.c [] []
/src/curl/tests/libtest/lib575.c [] []
/src/curl/lib/cf-haproxy.c [] []
/src/curl/tests/libtest/lib3034.c [] []
/src/curl/tests/libtest/lib556.c [] []
/src/curl/tests/tunit/tool1604.c [] []
/src/curl/tests/unit/unit1660.c [] []
/src/curl/lib/vauth/digest.c [] []
/src/curl/tests/libtest/lib579.c [] []
/src/curl/src/tool_operhlp.c [] []
/src/curl/lib/rtsp.c [] []
/src/curl/tests/libtest/lib3102.c [] []
/src/curl/tests/libtest/lib2023.c [] []
/src/curl/tests/libtest/lib1938.c [] []
/src/curl/tests/libtest/lib1948.c [] []
/src/curl/tests/libtest/lib757.c [] []
/src/curl/tests/libtest/unitcheck.h [] []
/src/curl/tests/libtest/lib541.c [] []
/src/curl/src/tool_urlglob.c [] []
/src/curl/tests/libtest/lib570.c [] []
/src/curl/lib/ldap.c [] []
/src/curl/tests/libtest/lib1507.c [] []
/src/curl/lib/mime.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib516.c [] []
/src/curl/lib/ratelimit.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib1528.c [] []
/src/curl/tests/libtest/lib1485.c [] []
/src/curl/lib/splay.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl_fuzzer/curl_fuzzer.h [] []
/src/curl/lib/idn.h [] []
/src/curl/lib/strdup.c ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc'] ['fuzz_url', 'curl_fuzzer', 'curl_fuzzer/fuzz_bufq.cc']
/src/curl/docs/examples/log_failed_transfers.c [] []
/src/curl/tests/libtest/lib3033.c [] []
/src/curl/lib/cfilters.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib1557.c [] []
/src/curl/tests/libtest/lib2502.c [] []
/src/curl/tests/libtest/lib523.c [] []
/src/curl/tests/libtest/lib543.c [] []
/src/curl/tests/unit/unit1601.c [] []
/src/curl/tests/libtest/lib1964.c [] []
/src/curl/tests/libtest/lib1935.c [] []
/src/curl/lib/hostip.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib1501.c [] []
/src/curl/lib/smtp.c ['curl_fuzzer'] []
/src/curl/tests/tunit/tool1394.c [] []
/src/curl/lib/curl_endian.c [] []
/src/curl/lib/dllmain.c [] []
/src/curl/tests/libtest/lib1569.c [] []
/src/curl/tests/libtest/lib1978.c [] []
/src/curl/tests/libtest/lib582.c [] []
/src/curl/lib/curlx/timeval.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/tftp.c [] []
/src/curl/lib/connect.h [] []
/src/curl/tests/unit/unit1655.c [] []
/src/curl/tests/server/sws.c [] []
/src/curl/lib/vauth/ntlm.c [] []
/src/curl/tests/libtest/lib1568.c [] []
/src/curl/lib/hsts.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/lib/version.c [] []
/src/curl/lib/vtls/mbedtls.c [] []
/src/curl/tests/libtest/lib589.c [] []
/src/curl/tests/libtest/lib511.c [] []
/src/curl/tests/libtest/lib1957.c [] []
/src/curl/src/tool_ipfs.c [] []
/src/curl/src/tool_easysrc.c [] []
/src/curl/lib/easygetopt.c [] []
/src/curl/tests/libtest/lib1533.c [] []
/src/curl/tests/libtest/lib2309.c [] []
/src/curl/src/tool_help.c [] []
/src/curl/tests/libtest/lib525.c [] []
/src/curl/docs/examples/ftpgetresp.c [] []
/src/curl/lib/slist.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc']
/src/curl/tests/libtest/lib1532.c [] []
/src/curl/src/tool_bname.c [] []
/src/curl/lib/curlx/winapi.c ['curl_fuzzer', 'curl_fuzzer/fuzz_fnmatch.cc'] []
/src/curl/lib/http_ntlm.c ['curl_fuzzer'] []
/src/curl/tests/libtest/lib536.c [] []
/src/curl/lib/file.c ['curl_fuzzer'] []
/src/curl/tests/libtest/lib597.c [] []
/src/curl/lib/vtls/wolfssl.c [] []
/src/curl/include/curl/curl.h [] []
/src/curl/lib/socks.c [] []
/src/curl/lib/curl_memrchr.h [] []
/src/curl/lib/pop3.c [] []
/src/curl/tests/libtest/lib549.c [] []
/src/curl/tests/libtest/first.h [] []
/src/curl/src/tool_findfile.c [] []
/src/curl/src/tool_operate.c [] []
/src/curl/lib/cf-h2-proxy.c [] []
/src/curl/tests/tunit/tool1621.c [] []
/src/curl/lib/curl_setup.h [] []
/src/curl/lib/transfer.h [] []
/src/curl/tests/libtest/lib1527.c [] []
/src/curl/lib/http_aws_sigv4.c [] []
/src/curl/tests/libtest/lib1506.c [] []
/src/curl/tests/server/resolve.c [] []
/src/curl/tests/libtest/lib567.c [] []

Directories in report

Directory
/src/curl/tests/server/
/src/curl_fuzzer/
/src/curl/scripts/
/src/curl/tests/tunit/
/src/curl/CMake/
/src/curl/packages/OS400/
/src/curl/lib/vauth/
/src/curl/tests/libtest/
/src/curl/include/curl/
/src/curl/lib/vquic/
/src/curl/docs/examples/
/src/curl/lib/
/src/curl/tests/unit/
/src/curl/packages/vms/
/src/curl/tests/http/testenv/mod_curltest/
/src/curl/lib/vtls/
/src/curl/lib/vssh/
/src/curl/lib/curlx/
/src/curl/src/

Metadata section

This sections shows the raw data that is used to produce this report. This is mainly used for further processing and developer debugging.

Fuzzer Calltree file Program data file Coverage file
fuzz_url fuzzerLogFile-fuzz_url.data fuzzerLogFile-fuzz_url.data.yaml fuzz_url.covreport
curl_fuzzer fuzzerLogFile-curl_fuzzer.data fuzzerLogFile-curl_fuzzer.data.yaml curl_fuzzer.covreport
curl_fuzzer/fuzz_bufq.cc fuzzerLogFile-fuzz_bufq.data fuzzerLogFile-fuzz_bufq.data.yaml curl_fuzzer_tftp.covreport , curl_fuzzer_http.covreport , curl_fuzzer_rtsp.covreport , fuzz_url.covreport , curl_fuzzer_ldap.covreport , curl_fuzzer_ftp.covreport , curl_fuzzer_mqtt.covreport , curl_fuzzer.covreport , curl_fuzzer_smtp.covreport , curl_fuzzer_https.covreport , curl_fuzzer_imap.covreport , curl_fuzzer_gopher.covreport , curl_fuzzer_file.covreport , curl_fuzzer_smb.covreport , curl_fuzzer_ws.covreport , curl_fuzzer_pop3.covreport , curl_fuzzer_bufq.covreport , curl_fuzzer_dict.covreport
curl_fuzzer/fuzz_fnmatch.cc fuzzerLogFile-fuzz_fnmatch.data fuzzerLogFile-fuzz_fnmatch.data.yaml curl_fuzzer_tftp.covreport , curl_fuzzer_http.covreport , curl_fuzzer_rtsp.covreport , fuzz_url.covreport , curl_fuzzer_ldap.covreport , curl_fuzzer_ftp.covreport , curl_fuzzer_mqtt.covreport , curl_fuzzer.covreport , curl_fuzzer_smtp.covreport , curl_fuzzer_https.covreport , curl_fuzzer_imap.covreport , curl_fuzzer_gopher.covreport , curl_fuzzer_file.covreport , curl_fuzzer_smb.covreport , curl_fuzzer_ws.covreport , curl_fuzzer_pop3.covreport , curl_fuzzer_bufq.covreport , curl_fuzzer_dict.covreport

Sink analyser for CWEs

This section contains multiple tables, each table contains a list of sink functions/methods found in the project for one of the CWE supported by the sink analyser, together with information like which fuzzers statically reach the sink functions/methods and possible call path to that sink functions/methods if it is not statically reached by any fuzzers. Column 1 is the function/method name of the sink functions/methods found in the project. Column 2 lists all fuzzers (or no fuzzers at all) that have covered that particular function method statically. Column 3 shows a list of possible call paths to reach the specific function/method call if none of the fuzzers cover the target function/method calls. Lastly, column 4 shows possible fuzzer blockers that prevent an existing fuzzer from reaching the target sink functions/methods dynamically.

Sink functions/methods found for CWE79

Target sink Reached by fuzzer Function call path Possible branch blockers
puts [] Path 1
Path 2

N/A

Sink functions/methods found for CWE787

Target sink Reached by fuzzer Function call path Possible branch blockers
puts [] Path 1
Path 2

N/A

Sink functions/methods found for CWE22

Target sink Reached by fuzzer Function call path Possible branch blockers
write ['curl_fuzzer'] N/A
Blocker function Arguments type Return type Constants touched
fuzz_open_socket
in /src/curl_fuzzer/curl_fuzzer_callback.cc:39
['void*', 'curlsocktype', 'struct curl_sockaddr*'] curl_socket_t []
test_lib556
in /src/curl/tests/libtest/lib556.c:26
['char*'] CURLcode []
write_wincon
in /src/curl/tests/server/sockfilt.c:138
['int', 'void*', 'size_t'] ssize_t []
do_tftp
in /src/curl/tests/server/tftpd.c:894
['struct testcase*', 'struct tftphdr*', 'ssize_t'] int []
rtsp_filter_rtp
in /src/curl/lib/rtsp.c:692
['struct Curl_easy*', 'struct rtsp_conn*', 'char*', 'size_t', 'size_t*'] CURLcode []
file_upload
in /src/curl/lib/file.c:309
['struct Curl_easy*', 'struct FILEPROTO*'] CURLcode []
qlog_callback
in /src/curl/lib/vquic/curl_ngtcp2.c:433
['void*', 'uint32_t', 'void*', 'size_t'] void []